{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-109561", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-10-12T19:27:51.947Z", "datePublished": "2026-10-12T20:55:15.574Z", "dateUpdated": "2026-10-12T20:55:15.574Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-10-12T20:55:15.574Z"}, "datePublic": "2026-07-17T00:00:00.000Z", "title": "goose from 1.28.0 before 1.44.0 Manual Approval Bypass via Read-Only Tool Annotations", "descriptions": [{"lang": "en", "value": "goose from 1.28.0 before 1.44.0 contains an authorization bypass vulnerability that allows tools to run without user approval in Manual Approval mode because persisted read-only annotations are never cleared by update_goose_mode. After a session uses Smart Approval mode, prompt-injected calls to tools annotated readOnlyHint: true execute without prompting, bypassing the user's selected approval mode in PermissionInspector::inspect."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Incorrect Authorization", "cweId": "CWE-863", "type": "CWE"}]}], "affected": [{"vendor": "aaif-goose", "product": "goose", "defaultStatus": "unaffected", "versions": [{"version": "1.28.0", "status": "affected", "versionType": "semver", "lessThan": "1.44.0"}, {"version": "1.44.0", "status": "unaffected", "versionType": "semver"}], "repo": "https://github.com/aaif-goose/goose"}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "NONE", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "LOW", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 2.3, "baseSeverity": "LOW"}}, {"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE", "baseScore": 4.2, "baseSeverity": "MEDIUM"}}], "references": [{"url": "https://github.com/aaif-goose/goose/pull/10528", "tags": ["issue-tracking", "patch"], "name": "GitHub Pull Request #10528"}, {"url": "https://github.com/aaif-goose/goose/commit/b0f4e2a0f1a5507aa0a0fbe73d0b5c77a3e86845", "tags": ["patch"], "name": "Patch Commit"}, {"url": "https://github.com/aaif-goose/goose/blob/v1.43.0/crates/goose/src/permission/permission_inspector.rs#L159", "tags": ["technical-description"], "name": "Vulnerable code in permission_inspector.rs"}, {"url": "https://github.com/aaif-goose/goose/releases/tag/v1.44.0", "tags": ["release-notes"], "name": "goose v1.44.0 Release Notes"}, {"url": "https://github.com/aaif-goose/goose", "tags": ["product"]}, {"name": "VulnCheck Advisory: goose from 1.28.0 before 1.44.0 Manual Approval Bypass via Read-Only Tool Annotations", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/goose-from-1.28.0-before-1.44.0-manual-approval-bypass-via-read-only-tool-annotations"}], "credits": [{"lang": "en", "value": "Ak\u0131ner K\u0131sa", "type": "finder"}, {"lang": "en", "value": "Project Loupe", "type": "finder"}], "x_generator": {"engine": "vulncheck-endgame"}}}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "goose", "repo": "https://github.com/aaif-goose/goose", "vendor": "aaif-goose", "versions": [{"lessThan": "1.44.0", "status": "affected", "version": "1.28.0", "versionType": "semver"}, {"status": "unaffected", "version": "1.44.0", "versionType": "semver"}]}], "source": "disclosure@vulncheck.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "goose from 1.28.0 before 1.44.0 contains an authorization bypass vulnerability that allows tools to run without user approval in Manual Approval mode because persisted read-only annotations are never cleared by update_goose_mode. After a session uses Smart Approval mode, prompt-injected calls to tools annotated readOnlyHint: true execute without prompting, bypassing the user's selected approval mode in PermissionInspector::inspect."}], "id": "CVE-2026-109561", "lastModified": "2026-10-12T21:17:12.403", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.2, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 1.6, "impactScore": 2.5, "source": "disclosure@vulncheck.com", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 2.3, "baseSeverity": "LOW", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "PASSIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "disclosure@vulncheck.com", "type": "Secondary"}]}, "published": "2026-10-12T21:17:12.403", "references": [{"source": "disclosure@vulncheck.com", "url": "https://github.com/aaif-goose/goose"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/aaif-goose/goose/blob/v1.43.0/crates/goose/src/permission/permission_inspector.rs#L159"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/aaif-goose/goose/commit/b0f4e2a0f1a5507aa0a0fbe73d0b5c77a3e86845"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/aaif-goose/goose/pull/10528"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/aaif-goose/goose/releases/tag/v1.44.0"}, {"source": "disclosure@vulncheck.com", "url": "https://www.vulncheck.com/advisories/goose-from-1.28.0-before-1.44.0-manual-approval-bypass-via-read-only-tool-annotations"}], "sourceIdentifier": "disclosure@vulncheck.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-863"}], "source": "disclosure@vulncheck.com", "type": "Primary"}]}

{"bugzilla": {"description": "goose: goose: Authorization bypass via uncleared read-only tool annotations", "id": "2549958", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2549958"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.2", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N", "status": "draft"}, "cwe": "CWE-270", "details": ["A flaw was found in goose. An authorization bypass vulnerability allows tools to run without required user confirmation even when manual approval mode is selected. This occurs because read-only tool annotations from previous sessions are not properly cleared when switching approval modes. Consequently, an attacker could leverage prompt injection to execute tools automatically, bypassing the intended security controls."], "name": "CVE-2026-109561", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "goose", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "goose", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-10-12T20:55:15Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-109561\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-109561\nhttps://github.com/aaif-goose/goose\nhttps://github.com/aaif-goose/goose/blob/v1.43.0/crates/goose/src/permission/permission_inspector.rs#L159\nhttps://github.com/aaif-goose/goose/commit/b0f4e2a0f1a5507aa0a0fbe73d0b5c77a3e86845\nhttps://github.com/aaif-goose/goose/pull/10528\nhttps://github.com/aaif-goose/goose/releases/tag/v1.44.0\nhttps://www.vulncheck.com/advisories/goose-from-1.28.0-before-1.44.0-manual-approval-bypass-via-read-only-tool-annotations"], "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[1.28.0,1.44.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "1.44.0"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "goose", "source": "cna", "vendor": "aaif-goose"}, "product": "goose", "vendor": "aaif-goose"}], "created": "2026-10-12T23:00:10.068248+00:00", "updated": "2026-10-12T23:15:15.030026+00:00", "vendors": ["aaif-goose", "aaif-goose$PRODUCT$goose"]}